Catch a couple of small issues in the 6809 tester code

MC6809/test/Board.h

@@ -20,13 +20,13 @@ public:
 	auto& CPU() { return m_cpu; }
 	auto& ACIA() { return m_acia; }
 
-	virtual void raisePOWER() final;
-	virtual void lowerPOWER() final;
+	void raisePOWER() final;
+	void lowerPOWER() final;
 
 	virtual void initialise() final;
 
 protected:
-	virtual EightBit::MemoryMapping mapping(uint16_t address) noexcept final;
+	EightBit::MemoryMapping mapping(uint16_t address) noexcept final;
 
 private:
 	const Configuration& m_configuration;

MC6809/unittest/Board.cpp

@@ -1,10 +1,7 @@
 #include "pch.h"
 #include "Board.h"
 
-Board::Board()
-: m_cpu(EightBit::mc6809(*this)),
-  m_disassembler(*this, m_cpu) {
-}
+Board::Board() {}
 
 void Board::raisePOWER() {
 	EightBit::Bus::raisePOWER();